/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controleur;

import application.Facade;
import application.beans.CoursBean;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Étienne
 */
public class ServRechercheCours extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        Facade f = new Facade();
        String nom     = "";
        String domaine = "";
        String retour  = "";
        
        PrintWriter out = response.getWriter();
        if(request.getParameter("nom") != null && request.getParameter("domaine") != null) {
            nom                       = f.decoderChaine(request.getParameter("nom"));
            domaine                   = f.decoderChaine(request.getParameter("domaine"));
            List<CoursBean> resultats = f.rechercheCours(nom, domaine);

            if(!(resultats.isEmpty())){
                // On transfert les résultats de la liste au tableau
                for(CoursBean resultat: resultats){
                    retour += resultat.getIdCours() + "|" + 
                            resultat.getTitre() + ";";
                }
                // On enlève le dernier ;
                retour = retour.substring(0, retour.length() - 1);
            }
         }
            
         out.println(retour);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
